Tag: evolution

How birds evolved big brains

Evolutionary biologists and paleontologists have reconstructed the evolution of the avian brain using a massive dataset of brain volumes from dinosaurs, extinct birds like Archaeopteryx and the great auk, and …read more Source:: Science

Pain free, thanks to evolution

African mole-rats are insensitive to many different kinds of pain. This characteristic has even allowed mole-rats to populate new habitats, researchers report. Thanks to a genetic change, the highveld mole-rat …read more Source:: Science